This invention pertains to a compound of Formula I, its N-oxide or an agriculturally suitable salt of the compound (Formula I) wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5 are as defined in the disclosure. Also disclosed are methods for controlling arthropods comprising contacting the arthropods or their environment with an arthropodicially effective amount of a compound for Formula I; and compositions containing the compounds of Formula I ##STR00001##